<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script type='text/javascript' src='../js/vue.js'></script>

</head>

<body>
    <div id="root">

        <!-- 
            1、数据加工    加工为了响应式
            2、vm._data = data     
         -->
        <h2>name:{{name}}</h2>
        <h2>age:{{age}}</h2>

    </div>
    <script>
        Vue.config.productionTip = false;

        const vm = new Vue({
            el: '#root',
            data: {
                name:'SONG',
                age:18,
                songs:{
                    name:'LHC',
                    time:{
                        beforeTime:'2019',
                        afterTime:'2022'
                    }
                }
            }


        })
    </script>
</body>

</html>


